The hiragana syllable や (ya), whose equivalent in katakana is ヤ (ya). It is the thirty-sixth syllable of the gojūon order, and its position in gojūon tables is や行あ段 (YA-gyō, A-dan; “row YA, section A”).

Used to conjoin nouns, や (ya) implies that the list is not limited to the nouns named. Contrast with と (to), the other particle typically used to conjoin nouns, which implies that the list is limited to the stated nouns.